Support colon-delimited include paths in command-line front-end
Support colon-delimited include paths in command-line front-end

Similar to the Ruby -I command, byebug should support multiple load paths
separated by colons. Thanks @ender672!

k0kubun/byebug,scalp42/byebug,scalp42/byebug,guilherme/byebug,edward/byebug,webdev1001/byebug,deivid-rodriguez/byebug,davidmowrer/in_class_projects_t2,k0kubun/byebug,yui-knk/byebug,davidmowrer/in_class_projects_t2,deivid-rodriguez/byebug,miamiruby/byebug,icebreaker/byebug,webdev1001/byebug,ozydingo/byebug,guilherme/byebug,ozydingo/byebug,os97673/byebug,guilherme/byebug,saisai/byebug,miamiruby/byebug,yui-knk/byebug,icebreaker/byebug,yui-knk/byebug,deivid-rodriguez/byebug,edward/byebug,phusion/byebug,os97673/byebug,saisai/byebug,k0kubun/byebug,davidmowrer/in_class_projects_t2,phusion/byebug